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gstrauss, 2020-09-18 21:07

server.feature-flags option¶

server-wide feature control for selected features (since 1.4.56)

server.feature-flags = ( "..." => "..." )

Example:
server.feature-flags = ( "server.h2proto" => "enable", "server.h2c" => "enable" )

option	description	notes
`"server.h2proto" => "enable"`	HTTP/2 support (default: disable)	(experimental; will be enabled by default in a future release)	(since 1.4.56)
`"server.h2c" => "enable"`	HTTP/2 cleartext support (`Upgrade: h2c`) (default: disable)	(experimental; may be enabled by default in a future release); requires `"server.h2proto"`	(since 1.4.56)

behavior change; compatibility flags

`"server.h2-discard-backend-1xx" => "disable"`	discard 1xx responses from backend (other than 101) when client is HTTP/2 (default: disable)	default: relay 1xx from backend when client is HTTP/2, e.g. 103 Early Hints	(since 1.4.56)
`"server.h1-discard-backend-1xx" => "disable"`	discard 1xx responses from backend (other than 101) when client is HTTP/1.x (default: disable)	default: relay 1xx from backend when client is HTTP/1.1, e.g. 103 Early Hints	(since 1.4.56)
`"server.absolute-dir-redirect" => "default"`	use fully qualified URI in automatic redirect to directory (default: disable)	default: use relative url-path (better abstraction) in automatic redirect to directory	(since 1.4.56)
`"proxy.force-http10" => "disable"`	force proxy requests to backend to use HTTP/1.0 (default: disable)	default: send requests to backend using HTTP/1.1	(since 1.4.56)

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